*{
	margin: 0;
	padding: 0;
	font-size: 12px;

}
body
{
  background-color: #F5F5F5;
  

}
.top{
	width: 100%;
	height: 27px;
	background:url(../images/top_bg.jpg)repeat-x;
}
.top_content
{
	width: 1000px;
	margin: 0 auto;
}
.top_content li
{
	list-style-image: url(../images/li_bg.gif);
	
	float: right;
	width: 70px;
	line-height: 27px;
}
.top_content a:link,.top_content a:visited
{
	color: #8E8E8E;
	text-decoration: none;
}
.top_content a:hover,.top_content a:active
{
	color: #900;
	text-decoration: none;
}
.wrap
{
	width: 1000px;
	margin: 0 auto;
}
.logo
{
	height: 84px;
	background-color: #fff;
}
.logo_left
{
	width: 200px;
	float: left;
}
.logo_right
{
	width: 300px;
	float: right;
	margin-top: 28px;
	color:#8E8E8E;

}
.logo_right img
{
	vertical-align: middle;
	margin-right: 10px;
}
.tel{
	font-family: "微软雅黑";
	font-size: 16px;
	color: red;
}
.nav
{  
	height: 40px;
}
.nav_left
{  
	width: 10px;
	background-image: url(../images/nav_left.jpg);
	background-repeat: no-repeat;
	
}
.nav_mid
{
	width: 980px;
	background-image: url(../images/nav_bg.jpg);
	background-repeat: repeat-x;
	
}
.nav_right
{
	width: 10px;
	background: url(../images/nav_right.jpg)no-repeat;
	
}
.nav_left,.nav_mid,.nav_right
{
	float: left;
	height: 40px;
}
.nav_mid_left,.nav_mid_right
{
	float: left;
}
.nav_mid_left
{
	width: 680px;
}
.nav_mid_right
{
	width: 300px;
}
.nav_mid_left li
{
    list-style-type: none;
	float: left;
	width: 100px;
	line-height: 40px;
	text-align: center;
	margin
}
.nav_mid_left a:link,.nav_mid_left a:visited
{
	text-decoration: none;
	color: #fff;
	font-size: 16px;
	font-family: "微软雅黑";
}
.nav_mid_left a:hover,.nav_mid_left a:active
{
	text-decoration: none;
	color: #ff0;
	font-size: 16px;
	font-family: "微软雅黑";
}
.search_text{
	width: 190px;
	height: 25px;
	margin-top: 5px;
	background-image: url(../images/search.jpg);
	background-repeat: no-repeat;
	background-position: right center;
	background-color: #fff;
	padding-right: 25px;
	border: 1px solid #fff;
	border-radius: 5px;
}
.ad{
	height: 310px;
	overflow: hidden;
}
.main{
    height: 250px;
    background-color: #FFF;
    margin-top: 5px;
}
.news{
	width: 340px;
	border: 1px solid #E8E8E8;
}
.course{
	width: 410px;
	border: 1px solid #E8E8E8;
	margin: 0 7px;
}
.sidebar{
	width: 230px;
	border: 1px solid #E8E8E8;
}
.news,.course,.sidebar{
	height: 250px;
	float: left;
}
.title{
	height: 35px;
	border-bottom: 2px solid #E8E8E8;
}
.title_left{
	width: 70%;
	font-family:"微软雅黑";
	font-size: 14px; 
	font-weight: bold;
	float: left;
	line-height: 35px;
	padding-left: 20px;
}
.title_right{
	width: 20%；
    float:right;
    line-height:35px;
}
.title_right a{
	text-decoration: none;
	color: #999999;
}
.pic_news{
	height: 80px;
	margin-top: 10px;
}
.pic_news img,.course_pic img
{
	float: left;
	margin: 0 5px;
}
.pic_news a,.course_pic a
{
	text-decoration: none;
	color: #C00;
}
.news_list{
	margin-top: 20px;
	padding-left: 10px;
}
.news_list li {
	list-style-type: none;
	background: url(../images/list.jpg)no-repeat;
	padding-left: 10px;
	margin-top: 8px;
	border-bottom: 1px dotted #ccc;
}
.news_list a:link,.news_list a:visited
{
	text-decoration: none;
	color: #000;
}
.news_list a:hover,.news_list a:active
{
	text-decoration: none;
	color: #f00;
}
.news_list span{
	float: right;
	color: #999;
}
.course_pic{
		height: 120px;
	margin-top: 10px;
	line-height: 22px;
}
.course_type
{
	height: 37px;
	width: 372px;
	background: url(../images/product_type_bg.jpg)no-repeat;

}
.course_type li
{
	list-style-type: none;
	float: left;
	line-height: 37px;
	margin: 0 15px;
	text-align: center;
}
.video
{
	height: 185px;
	border: 1px solid #E8E8E8;
}
.video_content
{
	height: 150px;
}
.sidebar_ad
{
	height: 55px;
	border: 1px solid #E8E8E8;
	margin-top: 10px;
}